Projector



FIG. 1 is a top, front and a left side view of a projector showing our new design;

FIG. 2 is a top, rear and a right side view thereof; and,

FIG. 3 is a bottom plan view thereof.

The broken lines shown in these figures are merely for illustrative purposes and form no part of the claimed design. 

The ornamental design for a projector, as shown and described. 